Microscopic bits of alien tech on the moon? As scientists searched for intelligent extraterrestrial life — i.e., aliens — they’ve focused on a short list of standard possibilities. In other words, ...

Researchers want to explore the idea that microscopic particles shed by alien civilizations have accumulated on the lunar surface, making it an archive of extraterrestrial technology. By Becky ...

For as long as we’ve been sending people to space, there has been the worry of bringing back some kind of as-yet-undiscovered pathogen from beyond Earth. So far, thankfully, nothing has come of the ...